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CVE-2026-47151

Door Lock ClearWeekdaySchedule invalid table index and write in EmberZNet v9.0.2

HIGH
7.1
CVSS Score
Published: June 25, 2026 at 01:40 PM UTC
Updated: October 25, 2026 at 11:10 PM UTC
2 products affected across 2 vendorsEmberznetEmberZNet

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Severity
HIGH7.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

In EmberZNet v9.0.2 and earlier, malformed ClearWeekdaySchedule messages can trigger out-of-bounds writes into Door Lock schedule state. The size and location of this data is limited. These messages must come from a device that has already joined the network. Only devices supporting the Door Lock cluster may be impacted.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Emberznet· Silabs
95%
v ≤ 9.0.2
EmberZNet· Silicon
90%
v ≤ 9.0.2

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor AdvisoryPermissions Required
Source: cverecord
https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm00000pEGPQIA4?operationContext=S1
PatchNot Applicable
Source: cverecord
https://github.com/SiliconLabsSoftware/sisdk-release/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.1HIGHSilabs
Vector?

Quick Info

StatusANALYZED
CWE
CWE-787

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